CVE-2026-58014— Glib: off-by-one error in glib/gkeyfile.c via "g_key_file_get_locale_string_list"
Possible ATT&CK Techniques 1AI
T1203 · Exploitation for Client ExecutionAffected Version Matrix 10
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| GNOME | GLib | < 2.88.1 | affected |
| Red Hat | Red Hat Enterprise Linux 10 | any | affected |
any | affected | ||
| Red Hat | Red Hat Enterprise Linux 6 | any | affected |
| Red Hat | Red Hat Enterprise Linux 7 | any | affected |
| Red Hat | Red Hat Enterprise Linux 8 | any | affected |
any | affected | ||
| Red Hat | Red Hat Enterprise Linux 9 | any | affected |
any | affected | ||
| Red Hat | Red Hat Hardened Images | any | unaffected |
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I. Basic Information for CVE-2026-58014
Vulnerability Information
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Vulnerability Title
Glib: off-by-one error in glib/gkeyfile.c via "g_key_file_get_locale_string_list"
Source: NVD (National Vulnerability Database)
Vulnerability Description
A flaw was found in GLib. An off-by-one error can occur in the g_key_file_get_locale_string_list function in the gkeyfile.c file when loading a key file with an empty value. This flaw can cause an out-of-bounds access of 1 byte or a denial of service when the out-of-bounds access crosses a page boundary.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Source: NVD (National Vulnerability Database)
Vulnerability Type
Off-by-one错误
Source: NVD (National Vulnerability Database)
Vulnerability Title
GNOME glib 数字错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
GNOME glib是GNOME基金会开源的一个通用的、可移植的实用程序库。提供了许多有用的数据类型、宏、类型转换、字符串实用程序、文件实用程序、主循环抽象等。 GNOME glib 2.88.1之前版本存在数字错误漏洞，该漏洞源于gkeyfile.c文件中g_key_file_get_locale_string_list函数存在差一错误，导致加载空值键文件时可能发生1字节越界访问或在越界访问跨越页边界时造成拒绝服务。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| GNOME | GLib | 0 ~ 2.88.1 | - | |
| Red Hat | Red Hat Enterprise Linux 10 | - | cpe:/o:redhat:enterprise_linux:10 | |
| Red Hat | Red Hat Enterprise Linux 10 | - | cpe:/o:redhat:enterprise_linux:10 | |
| Red Hat | Red Hat Enterprise Linux 6 | - | cpe:/o:redhat:enterprise_linux:6 | |
| Red Hat | Red Hat Enterprise Linux 7 | - | cpe:/o:redhat:enterprise_linux:7 | |
| Red Hat | Red Hat Enterprise Linux 8 | - | cpe:/o:redhat:enterprise_linux:8 | |
| Red Hat | Red Hat Enterprise Linux 8 | - | cpe:/o:redhat:enterprise_linux:8 | |
| Red Hat | Red Hat Enterprise Linux 9 | - | cpe:/o:redhat:enterprise_linux:9 | |
| Red Hat | Red Hat Enterprise Linux 9 | - | cpe:/o:redhat:enterprise_linux:9 | |
| Red Hat | Red Hat Hardened Images | - | cpe:/a:redhat:hummingbird:1 |
II. Public POCs for CVE-2026-58014
| # | POC Description | Source Link | Shenlong Link |
|---|
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Vendor Advisories for CVE-2026-58014 (3)
Same Patch Batch · GNOME · 2026-06-30 · 7 CVEs total
| CVE-2026-58016 | 7.5 HIGH | Glib: integer underflow in gio/gdbusintrospection.c via "g_dbus_node_info_new_for_xml" |
| CVE-2026-58011 | 6.5 MEDIUM | Glib: out-of-bounds read in glib/gdatetime.c:g_date_time_get_ymd via invalid gdatetime |
| CVE-2026-58013 | 6.5 MEDIUM | Glib: buffer over-read in glib/giochannel.c via "g_io_channel_read_line_backend" |
| CVE-2026-58012 | 6.5 MEDIUM | Glib: buffer over-read in g_regex_replace() via glib/gregex.c:string_append() and g_utf8_n |
| CVE-2026-58010 | 6.5 MEDIUM | Glib: buffer over-read in glib/gvariant-serialiser.c via gvs_tuple_is_normal() |
| CVE-2026-58015 | 5.9 MEDIUM | Glib: path traversal in glib/gio/gdbusauthmechanismsha1.c via keyring_lookup_entry and mec |
IV. Related Vulnerabilities
Same product: GLib
- CVE-2026-58016
Glib: integer underflow in gio/gdbusintrospection.c via "g_d - CVE-2026-58015
Glib: path traversal in glib/gio/gdbusauthmechanismsha1.c vi - CVE-2026-58013
Glib: buffer over-read in glib/giochannel.c via "g_io_channe - CVE-2026-58012
Glib: buffer over-read in g_regex_replace() via glib/gregex. - CVE-2026-58010
Glib: buffer over-read in glib/gvariant-serialiser.c via gvs
Same vendor: GNOME
- CVE-2026-58015
Glib: path traversal in glib/gio/gdbusauthmechanismsha1.c vi - CVE-2026-58016
Glib: integer underflow in gio/gdbusintrospection.c via "g_d - CVE-2026-58013
Glib: buffer over-read in glib/giochannel.c via "g_io_channe - CVE-2026-58012
Glib: buffer over-read in g_regex_replace() via glib/gregex. - CVE-2026-58010
Glib: buffer over-read in glib/gvariant-serialiser.c via gvs
Same weakness: CWE-193
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UltraVNC viewer off-by-one stack overflow in ServerInit desk - CVE-2026-44042
UltraVNC repeater wi_uudecode off-by-one in base64 decode bo - CVE-2026-58374
Jouni Malinen hostapd 数字错误漏洞 - CVE-2026-56790
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V. Comments for CVE-2026-58014
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